From 9d3f7d3a56712d6a963e8a4775a8f9757740d648 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 8 Dec 2021 15:18:40 +0100
Subject: move ensure_coin_known for melt and recoup outside of transaction,
 more logging

---
 src/exchange/taler-exchange-httpd_melt.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/exchange/taler-exchange-httpd_melt.c')

diff --git a/src/exchange/taler-exchange-httpd_melt.c b/src/exchange/taler-exchange-httpd_melt.c
index e2e343711..3347790b5 100644
--- a/src/exchange/taler-exchange-httpd_melt.c
+++ b/src/exchange/taler-exchange-httpd_melt.c
@@ -380,6 +380,16 @@ static MHD_RESULT
 handle_melt (struct MHD_Connection *connection,
              struct MeltContext *rmc)
 {
+  if (GNUNET_SYSERR ==
+      TEH_plugin->preflight (TEH_plugin->cls))
+  {
+    GNUNET_break (0);
+    return TALER_MHD_reply_with_error (connection,
+                                       MHD_HTTP_INTERNAL_SERVER_ERROR,
+                                       TALER_EC_GENERIC_DB_START_FAILED,
+                                       "preflight failure");
+  }
+
   /* verify signature of coin for melt operation */
   {
     struct TALER_RefreshMeltCoinAffirmationPS body = {
-- 
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